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  • Brainly User
2014-07-23T16:34:35+05:30

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15% of 442 is (15/100)*442 = 66.3
marked price is selling price + discount which is 442+66.3 = $508.3

12% of 1200 is (12/100)*1200 = 144
marked price is selling price + discount = 1200+144=$1344
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2014-07-23T16:49:53+05:30

This Is a Certified Answer

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
a) S.P. = $442 , Discount% = 15%
Discount amount = ( \frac{15}{100}  × 442 = $66.3
Marked Price = (S.P. + Discount Amount) = $(442+66.3) = $508.3

b) S.P. = $1200, Discount% = 12%
Discount amount =  \frac{12}{100}  × 1200 = $144
Marked Price = (S.P. + Discount Amount) = $(144+1200) = $1344


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